//
//  VisitorView.swift
//  新浪微博第一天
//
//  Created by 张志卓 on 15/11/4.
//  Copyright © 2015年 张志卓. All rights reserved.
//

import UIKit

class VisitorView: UIView {

    func setupInfo(imageName: String?,title: String){
    messageLabel.text = title
        
        guard let imgName = imageName else{
        
        startAnim()
        
        return
        }
        IconView.image = UIImage(named:imgName)
        homeIconView.hidden = true
        sendSubviewToBack(maskIconView)
    }
    
    private func startAnim(){
    
    
        let anim = CABasicAnimation(keyPath: "transform.rotation")
        anim.toValue = 2 * M_PI
        anim.repeatCount = MAXFLOAT
        anim.duration = 20
        anim.removedOnCompletion = false
        
        IconView.layer.addAnimation(anim, forKey: nil)
        
        
    
    }
    
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setupUI()
    }

    required init?(coder aDecoder: NSCoder) {
//        fatalError("init(coder:) has not been implemented")
        super.init(coder: aDecoder)
        setupUI()
    }

    //懒加载控件
    ///图标
    private lazy var IconView:UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_smallicon"))
    ///遮罩图像
    private lazy var maskIconView:UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_mask_smallicon"))
    private lazy var homeIconView:UIImageView = UIImageView(image: UIImage(named: "visitordiscover_feed_image_house"))

    private lazy var messageLabel:UILabel = {
        let label = UILabel()
        label.text = "关注一些人，回这里看看有什么惊喜关注一些人，回这里看看有什么惊喜"
        label.textColor = UIColor.darkGrayColor()
        label.font = UIFont.systemFontOfSize(14)
        label.numberOfLines = 0
        label.textAlignment = NSTextAlignment.Center
       
  
        return label
    }()
    ///注册按钮
    private lazy var registerButton: UIButton = {
    
        let button = UIButton()
        button.setTitle("注册", forState: UIControlState.Normal)
        button.setTitleColor(UIColor.orangeColor(), forState: UIControlState.Normal)
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
        return button

    
    }()
    ///登陆按钮
    private lazy var loginButton: UIButton = {
    
        let button = UIButton()
        button.setTitle("登陆", forState: UIControlState.Normal)
        button.setTitleColor(UIColor.darkGrayColor(), forState: UIControlState.Normal)
        button.setBackgroundImage(UIImage(named: "common_button_white_disable"), forState: UIControlState.Normal)
    
      return button
    
    }()
    

}

extension VisitorView{


    private func setupUI(){
    addSubview(IconView)
    addSubview(maskIconView)
    addSubview(homeIconView)
    addSubview(messageLabel)
    addSubview(registerButton)
    addSubview(loginButton)
    
    for v in subviews {
            
        v.translatesAutoresizingMaskIntoConstraints = false
   
        }
        addConstraint(NSLayoutConstraint(item: IconView, attribute: .CenterX, relatedBy: .Equal, toItem: self, attribute: .CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: IconView, attribute: .CenterY, relatedBy: .Equal, toItem: self, attribute: .CenterY, multiplier: 1.0, constant: -60))
        // 2> 小房子
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: .CenterX, relatedBy: .Equal, toItem: IconView, attribute: .CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: homeIconView, attribute: .CenterY, relatedBy: .Equal, toItem: IconView, attribute: .CenterY, multiplier: 1.0, constant: 0))
        // 3> 消息文字
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: .CenterX, relatedBy: .Equal, toItem: IconView, attribute: .CenterX, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: .Top, relatedBy: .Equal, toItem: IconView, attribute: .Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 224))
        addConstraint(NSLayoutConstraint(item: messageLabel, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 36))
        // 4> 注册按钮
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: .Left, relatedBy: .Equal, toItem: messageLabel, attribute: .Left, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: .Top, relatedBy: .Equal, toItem: messageLabel, attribute: .Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: registerButton, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 36))
        // 5> 登录按钮
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: .Right, relatedBy: .Equal, toItem: messageLabel, attribute: .Right, multiplier: 1.0, constant: 0))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: .Top, relatedBy: .Equal, toItem: messageLabel, attribute: .Bottom, multiplier: 1.0, constant: 16))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: .Width, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 100))
        addConstraint(NSLayoutConstraint(item: loginButton, attribute: .Height, relatedBy: .Equal, toItem: nil, attribute: .NotAnAttribute, multiplier: 1.0, constant: 36))
    
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("H:|-0-[mask]-0-|", options: [], metrics: nil, views: ["mask": maskIconView]))
        
        addConstraints(NSLayoutConstraint.constraintsWithVisualFormat("V:|-0-[mask]-(btnHeight)-[regButton]", options: [], metrics: ["btnHeight":-36], views: ["mask":maskIconView,"regButton":registerButton]))
        
        
        backgroundColor = UIColor(white: 237.0/255.0, alpha: 1.0)
    }
    

}


